/*
 * Copyright (C) 2008 Search Solution Corporation. All rights reserved by Search Solution. 
 *
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met: 
 *
 * - Redistributions of source code must retain the above copyright notice, 
 *   this list of conditions and the following disclaimer. 
 *
 * - Redistributions in binary form must reproduce the above copyright notice, 
 *   this list of conditions and the following disclaimer in the documentation 
 *   and/or other materials provided with the distribution. 
 *
 * - Neither the name of the <ORGANIZATION> nor the names of its contributors 
 *   may be used to endorse or promote products derived from this software without 
 *   specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
 * OF SUCH DAMAGE. 
 *
 */

package cubrid.jdbc.jci;

import java.util.Hashtable;
import cubrid.jdbc.driver.*;
import java.sql.*;

public class UResCache
{
  UBindKey key;

  private boolean used;
  private UStatementCacheData cache_data;

  public UResCache(UBindKey key)
  {
    this.key = key;

    cache_data = null;
    used = true;
  }

  public UStatementCacheData getCacheData()
  {
    used = true;

    return (new UStatementCacheData(cache_data));
  }

  public void saveCacheData(UStatementCacheData cd)
  {
    if (cd.srvCacheTime <= 0)
      return;

    synchronized (this)
    {
      if (cache_data == null || cd.srvCacheTime > cache_data.srvCacheTime)
      {
        cache_data = cd;
      }
    }
  }

  boolean isExpired(long checkTime)
  {
    if (cache_data != null && used == false)
    {
      return true;
    }
    else
    {
      used = false;
      return false;
    }
  }
}
